氟化鋇（BaF?) 是一種鋇和氟的結晶化合物，用于近紅外、可見光和MWIR光譜的光學應用。BaF? 耐高能輻射，在高達800°C的干燥溫度下表現(xiàn)良好，是用作VUV窗口的理想選擇，在VUV窗口中，需要對亞紫外波長（如x射線和伽馬射線）具有高抗輻射性。它具有透射特性，允許超過90%的入射光在0.2-10μm的寬范圍內通過。像大多數(shù)氟化物晶體一樣，BaF? 易受機械和熱沖擊的影響。

Material: Barium Fluoride
Diameter: +0.0/-0.2mm
Thickness: ±0.2
Surface Flatness @ 633nm: <2λ over 90% CA
Surface Quality (S/D): <60/40
Parallelism: <5’

Diameter: 2mm to 100mm+
Thickness: 0.5mm to 10.0mm+
Surface Flatness @ 633nm: <0.5 fringe
Surface Quality (S/D): <20-10
Parallelism: <30”

Part No. Type D (mm) W (mm) L (mm) T (mm) Drilled
WBF1300 Standard 13 1 Undrilled
WBF1301 Standard 13 2 Undrilled
WBF1500 Standard 15 2 Undrilled
WBF2000 Standard 20 1 Undrilled
WBF2500 Standard 25 1 Undrilled
WBF2501 Standard 25 2 Undrilled
WBF3800 Standard 38 3 Undrilled
WBF4000 Standard 40 5 Undrilled
WBF3201 Spectroscopic Grade 32 3 Drilled
WBF3200 Spectroscopic Grade 32 3 Undrilled
WBF4124 Spectroscopic Grade 23 41 4 Drilled
WBF4123 Spectroscopic Grade 23 41 4 Undrilled